AT&T 5870 - Manual (Page 21)

Set Contrast
You can adjust the screen contrast for easy viewing.
1 Press , then until the screen
highlights HANDSET SETTINGS.
2 Press , then until the screen
highlights CONTRAST.
3 Press . The screen displays
4 Press or to decrease or
increase contrast.
5 Press to save the displayed setting. OK
CONTRAST
OK
OK
MENU
18
L L L L L L L L L L L L L L L
OK
FEA
TURE SETUP – HANDSET
FEA
TURE SETUP – HANDSET
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